Page 2 - INSTALLATION; CAUTION; must; WARNING; Cycling frequency
2 CORROSIVE CHEMICALS Corrosive chemicals can also attack the module and gas control and eventually cause a failure. Where chemicalsmay be used routinely for cleaning, make sure the cleaningsolution cannot reach the controls. Where chemicals arelikely to be suspended in air, as in some industrial an...
Page 3 - Once a module with vent damper
We recommend mounting the module with the terminals down to protect them from dripping water and dust. It canalso be mounted with the terminals on either side. DO NOTMOUNT with terminals pointing up. Fasten securely withfour No. 6-32 machine or No. 8 sheetmetal screws. MOUNT THE SYSTEM CONTROLS Moun...
Page 11 - CHECKOUT; Gas leak test must be done as described in
Fig. 10—S8600F,H,M; S8610F,H; S8660D; S8670D connections in a commercial water heater control system. 11 69-0463 CHECKOUT Check out the gas control system:• At initial installation of the appliance. • As part of regular maintenance procedures. Mainte-nance intervals are determined by the application...
Page 12 - OPERATION; START; STAGE 1; STAGE 2; END; OR
call for heat. ❏ Make sure pilot lights smoothly when gas reaches the pilot burner. ❏ Make sure main burner lights smoothly without flash- back. ❏ Make sure burner operates smoothly without floating, lifting, or flame rollout to the furnace vestibule or heatbuildup in the vestibule. ❏ If gas line ha...
Page 13 - STAGE 3
13 69-0463 TRIAL FOR IGNITIONPilot Ignition Following prepurge timing (S8660, S8670), or on the call for heat (S8600, S8610), the module energizes the firstmain valve operator. The first main valve opens, whichallows gas to flow to the pilot burner. At the same time, theelectronic spark generator in...
Page 14 - ARC LENGTH; TROUBLESHOOTING; IMPORTANT
14 WARNING When performing the following steps, do not touchstripped end of jumper or SPARK terminal. Theignition circuit generates over 10,000 volts andelectrical shock can result. ❏ Energize the module and immediately touch one end of the jumper firmly to the GND terminal on the module. Movethe fr...
Page 19 - ANSI STANDARDS
19 69-0463 EXHIBIT A RECOMMENDED PROCEDURE FOR SAFETY INSPECTION OF AN EXISTING APPLIANCE INSTALLATION AS A PRELIMINARY STEP TO APPLYING AN AUTOMATIC INTERMITTENT PILOT SYSTEM The following procedure is intended as a guide to aid in determining that an appliance is properly installed andis in a safe...
Page 20 - Honeywell Limited—Honeywell Limitée
EXHIBIT B PROCEDURE FOR INSTALLING AUTOMATIC INTERMITTENT PILOT SYSTEMS Prior to beginning this procedure, a preliminary ex- amination of the appliance and the automatic intermit-tent pilot system should be made to determine that theautomatic intermittent pilot system can be properlyapplied to the a...